propagate
动词 propagate:
transmit from one generation to the next
travel through the air
transmit
become distributed or widespread
同义词:spread
transmit or cause to broaden or spread
cause to become widely known
同义词:circulate, circularize, circularise, distribute, disseminate, broadcast, spread, diffuse, disperse, pass around
cause to propagate, as by grafting or layering
multiply sexually or asexually